import { SlashCommandBuilder, ChatInputCommandInteraction, PermissionFlagsBits } from "discord.js";
import { database, GuildSetting } from "../data";
import { getGuildSetting } from "../tools/data";
import getDefaultEmbed, { getSuccessEmbed } from "../tools/defaultEmbeds";
import { Emoji } from "../tools/design";
import { getGuildChannel } from "../tools/discord";

const builder = new SlashCommandBuilder();
builder.setName("preservesettings");
builder.setDescription("Sets if the bot should save the server settings and blocklist if it leaves the server or delete it");
builder.addStringOption((option) => {
    option.addChoices({
        name: "Keep data when bot leaves the server",
        value: "keep"
    }, {
        name: "Delete data when bot leaves the server",
        value: "delete"
    });
    option.setName("behaviour");
    option.setDescription("How the bot behaves when leaving the server");
    option.setRequired(true);
    return option;
});
builder.setDMPermission(false);
builder.setDefaultMemberPermissions(PermissionFlagsBits.Administrator);

async function execute(interaction: ChatInputCommandInteraction): Promise<void> {
    if (!interaction.inGuild()) throw new Error("Command was executed outside guild context");

    const settings = await getGuildSetting(interaction.guildId);
    const option = interaction.options.getString("behaviour", true).toLowerCase();

    if (option !== "keep" && option !== "delete") throw new TypeError(`option "behaviour" expected to be of type "keep" | "delete" but was "${option}"`);

    settings.preserveDataOnGuildLeave = option === "keep";

    await database.getRepository(GuildSetting).save(settings);

    const embed = getSuccessEmbed();
    embed.setDescription(`Preserve settings on server leave is now ${settings.preserveDataOnGuildLeave ? "ENABLED" : "DISABLED"}`);

    interaction.reply({
        embeds: [embed],
        ephemeral: true
    }).catch();

    if (!settings.notificationChannelID) return;
    const logChannel = await getGuildChannel(interaction.guildId, settings.notificationChannelID);
    if (!logChannel || !logChannel.isTextBased()) return;
    const logEmbed = getDefaultEmbed();
    logEmbed.setTitle(`${Emoji.SETTINGS} Settings changed`);
    logEmbed.setDescription(`Preserve settings on server leave is now ${settings.preserveDataOnGuildLeave ? "ENABLED" : "DISABLED"}`);
    logEmbed.addFields({
        name: "This action was performed by",
        value: `${interaction.user.tag} (${interaction.user.id})`
    });

    logChannel.send({
        embeds: [logEmbed]
    }).catch();
}

export {
    builder,
    execute
}